Base



FIG. 1 is a top perspective view of a base;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a right side elevation view thereof; and,

FIG. 8 is a bottom perspective view thereof.

The broken lines depict the boundaries of the claim and form no partthereof.

CLAIM We claim the ornamental design for a base, as shown and described.